package com.suse.springbook.controller;


import com.suse.springbook.constant.Constants;
import com.suse.springbook.enums.ResultCodeEnum;
import com.suse.springbook.enums.StatusEnum;
import com.suse.springbook.model.*;
import com.suse.springbook.service.BookService;
import jakarta.servlet.http.HttpSession;
import lombok.extern.slf4j.Slf4j;
import org.apache.ibatis.annotations.Select;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.util.StringUtils;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestParam;
import org.springframework.web.bind.annotation.ResponseBody;
import org.springframework.web.bind.annotation.RestController;

import java.util.List;

@Slf4j
@RestController
@RequestMapping("/book")
public class BookController {
    @Autowired
    private BookService bookService;

//    @RequestMapping("/getList")
//    public List<BookInfo> getList() {
//        List<BookInfo> bookInfos = bookService.getList();
//        return bookInfos;
//
//    }

    @RequestMapping("/getListByPage")
    public Result<PageResult<BookInfo>> getListByPage(RequestPage requestPage, HttpSession session) {
        log.info("getListPage 接收参数 :{}",requestPage);
        PageResult<BookInfo> result = bookService.getListByPage(requestPage);
        return Result.success(result);

    }

    @RequestMapping("/addBook")
    public Boolean addBook(BookInfo bookInfo) {
        log.info("BookController.addBook 接收参数 :{}",bookInfo);
        //1.参数校验
        //2.操作数据库
        //3.返回结果
        if (!StringUtils.hasLength(bookInfo.getBookName())
                || !StringUtils.hasLength(bookInfo.getAuthor())
                || bookInfo.getCount() == null
                || bookInfo.getPrice() == null
                || !StringUtils.hasLength(bookInfo.getPublish())) {
            log.warn("参数不正确！");
            return false;
        }

        Integer result = bookService.addBook(bookInfo);
        if (result == 0) {
            log.error("添加图书失败！");
            return false;
        }
        log.info("添加图书成功！");
        return true;
    }

    @RequestMapping("/getBookInfo")
    public BookInfo getBookInfo(Integer bookId) {
        log.info("getBookInfo, bookId: {}",bookId);
        BookInfo bookInfo = bookService.getBookInfo(bookId);
//        if(bookInfo != null && bookInfo.getId() < 0) {
//            return null;
//        }
//        if(bookId == null) {
//            return new BookInfo();
//        }
        return bookInfo;
    }

    @RequestMapping("/updateBook")
    public Boolean updateBook(BookInfo bookInfo) {
        log.info("updateBook,bookInfo: {}",bookInfo);
        if(bookInfo.getId() == null) {
            log.warn("Id不能为空");
            return false;
        }

        if(bookInfo.getBookName() != null && "".equals(bookInfo.getBookName().trim())) {
            log.warn("图书名称不能为空");
            return false;
        }
        try {
            Integer result = bookService.updateBook(bookInfo);
            if(result > 0) {
                return true;
            }
            return false;
        }catch (Exception e) {
            log.error("updateBook error , e:{}",e);
            return false;
        }
    }

    @RequestMapping("/deleteBook")
    public Boolean deleteBook(Integer bookId) {
        log.info("deleteBook,bookId:{}",bookId);
        try {
            BookInfo bookInfo = new BookInfo();
            bookInfo.setId(bookId);
            bookInfo.setStatus(StatusEnum.DELETED.getCode());
            Integer result = bookService.updateBook(bookInfo);
            if(result > 0) {
                return true;

            }
            return false;
        }catch (Exception e) {
            log.error("deleteBook error,e:{}",e);
            return false;
        }
    }

    @RequestMapping("/batchDelete")
    public Boolean batchDelete(@RequestParam List<Integer> ids) {
        log.info("batchDelete,ids:{}",ids);
        if(ids == null || ids.size() == 0) {
            //没有任何要删除的数据
            return true;
        }
        try {
            Integer result = bookService.batchDelete(ids);
            if(result > 0) {
                return true;
            }
            return false;
        }catch (Exception e) {
            log.error("batchDelete error,e:{}",e);
            return false;
        }
    }
}
